31267335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 58973184

約数和(自身を除く): 27705849

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 71, 85, 157, 165, 187, 213, 255, 355, 471, 561, 781, 785, 935, 1065, 1207, 1727, 2343, 2355, 2669, 2805, 3621, 3905, 5181, 6035, 8007, 8635, 11147, 11715, 13277, 13345, 18105, 25905, 29359, 33441, 39831, 40035, 55735, 66385, 88077, 122617, 146795, 167205, 189499, 199155, 367851, 440385, 568497, 613085, 947495, 1839255, 2084489, 2842485, 6253467, 10422445, 31267335]

約数ペア:

[(1, 31267335), (3, 10422445), (5, 6253467), (11, 2842485), (15, 2084489), (17, 1839255), (33, 947495), (51, 613085), (55, 568497), (71, 440385), (85, 367851), (157, 199155), (165, 189499), (187, 167205), (213, 146795), (255, 122617), (355, 88077), (471, 66385), (561, 55735), (781, 40035), (785, 39831), (935, 33441), (1065, 29359), (1207, 25905), (1727, 18105), (2343, 13345), (2355, 13277), (2669, 11715), (2805, 11147), (3621, 8635), (3905, 8007), (5181, 6035)]